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Finding the Fourth Proportional to 562,034,703.60, 843,052,055.40 and 504,780,793.20

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Solution

The fourth proportional to 562,034,703.60, 843,052,055.40 and 504,780,793.20 is: 757,171,189.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,034,703.60 : 843,052,055.40 = 504,780,793.20 : x
  2. Step 2: Convert to fraction form
    562,034,703.60/843,052,055.40 = 504,780,793.20/x
  3. Step 3: Cross multiply
    562,034,703.60x = 843,052,055.40 × 504,780,793.20
  4. Step 4: Simplify right side
    562,034,703.60x = 425,556,485,233,702,336
  5. Step 5: Solve for x
    x = 425,556,485,233,702,336/562,034,703.60
  6. Step 6: Final answer
    x = 757,171,189.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.